1-0.1-0.01-0.001-0.0001.-0.0000000001
1-0.1-0.01-0.001-0.0001.-0.0000000001
1减0.1减0.01减0.001减0.0001减0.00001~0.0000000001怎么巧算?
0.01+0.001+0.0001..+0.0000000001有公式么?
1/0.1-1/0.01-1/0.001-1/0.0001.=?
1减0.1减0.01减0.001减0.0001
1-0.1-0.01-0.001-0.0001-……-0.000000001怎么算
1/0.1/0.01/0.001/0.0001/0.00001/0.000001/0.0000001/0.0000000
巧算:1-0.001-0.0001……-0.0000000001怎么做
0.1/0.01*0.001/0.0001 如何简便
1-0.1-0.01-0.001-0.0001用简便运算怎么算急用
11-0.1-0.01-0.001-0.0001……-0.00000000 =
0.1,0.01,0.001,0.0001的通项公式是什么